[INFO] fetching crate scanmut 0.2.0... [INFO] checking scanmut-0.2.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate scanmut 0.2.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate scanmut 0.2.0 [INFO] finished tweaking crates.io crate scanmut 0.2.0 [INFO] tweaked toml for crates.io crate scanmut 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate scanmut 0.2.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 111 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.6.0) [INFO] [stderr] Adding proptest v0.10.1 (available: v1.7.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.1) [INFO] [stderr] Adding rand_pcg v0.2.1 (available: v0.9.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d0ef8cd99cc4de495b684112a9d92a213174d6d1fbe6203a260b9eae421818b [INFO] running `Command { std: "docker" "start" "-a" "9d0ef8cd99cc4de495b684112a9d92a213174d6d1fbe6203a260b9eae421818b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d0ef8cd99cc4de495b684112a9d92a213174d6d1fbe6203a260b9eae421818b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d0ef8cd99cc4de495b684112a9d92a213174d6d1fbe6203a260b9eae421818b", kill_on_drop: false }` [INFO] [stdout] 9d0ef8cd99cc4de495b684112a9d92a213174d6d1fbe6203a260b9eae421818b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23be72a2d231931acecc606439b0794b4fdc09c2827f26466f571913d026c246 [INFO] running `Command { std: "docker" "start" "-a" "23be72a2d231931acecc606439b0794b4fdc09c2827f26466f571913d026c246", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking bitflags v2.9.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking fastrand v2.3.0 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking wait-timeout v0.2.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking tempfile v3.20.0 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking scanmut v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking proptest v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] error: missing documentation for a module [INFO] [stdout] --> src/lib.rs:47:1 [INFO] [stdout] | [INFO] [stdout] 47 | pub mod proputils; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:36:40 [INFO] [stdout] | [INFO] [stdout] 36 | #![deny(missing_debug_implementations, missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/inserter.rs:356:21 [INFO] [stdout] | [INFO] [stdout] 356 | fn new(vec: &mut Vec, additional: usize) -> NaiveInserter { [INFO] [stdout] | ^^^^^^^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 356 | fn new(vec: &mut Vec, additional: usize) -> NaiveInserter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/remover.rs:283:9 [INFO] [stdout] | [INFO] [stdout] 283 | drop(Remover::new(&mut vec![1, 2]).move_to(3)); [INFO] [stdout] | ^^^^^----------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `()` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 283 - drop(Remover::new(&mut vec![1, 2]).move_to(3)); [INFO] [stdout] 283 + let _ = Remover::new(&mut vec![1, 2]).move_to(3); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/remover.rs:329:21 [INFO] [stdout] | [INFO] [stdout] 329 | fn new(vec: &mut Vec) -> NaiveRemover { [INFO] [stdout] | ^^^^^^^^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 329 | fn new(vec: &mut Vec) -> NaiveRemover<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `scanmut` (lib test) due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "23be72a2d231931acecc606439b0794b4fdc09c2827f26466f571913d026c246", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23be72a2d231931acecc606439b0794b4fdc09c2827f26466f571913d026c246", kill_on_drop: false }` [INFO] [stdout] 23be72a2d231931acecc606439b0794b4fdc09c2827f26466f571913d026c246